Siena Development is a consultancy and co-manufacturing partner supporting food and beverage startups as well as established brands. From offices in Geneva, New York, and Manhattan, the company guides clients from concept to shelf'assessing feasibility and cost, developing formulations, testing shelf life, and ensuring regulatory compliance. Its services include supply-chain management, project coordination, and manufacturing support. Siena works with CPG firms, startups, private-equity investors, ingredient suppliers, and biotech or medical-food companies. The firm also offers Spanish- and Italian-speaking support and arranges lab visits by appointment, helping clients streamline product development and launch processes.